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Finding the Fourth Proportional to 5,908.97, 8,793.71 and 5,712.11

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Solution

The fourth proportional to 5,908.97, 8,793.71 and 5,712.11 is: 8,500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.97 : 8,793.71 = 5,712.11 : x
  2. Step 2: Convert to fraction form
    5,908.97/8,793.71 = 5,712.11/x
  3. Step 3: Cross multiply
    5,908.97x = 8,793.71 × 5,712.11
  4. Step 4: Simplify right side
    5,908.97x = 50,230,638.83
  5. Step 5: Solve for x
    x = 50,230,638.83/5,908.97
  6. Step 6: Final answer
    x = 8,500.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.